CN111401502A - Jewelry label based on RFID - Google Patents
Jewelry label based on RFID Download PDFInfo
- Publication number
- CN111401502A CN111401502A CN202010188396.2A CN202010188396A CN111401502A CN 111401502 A CN111401502 A CN 111401502A CN 202010188396 A CN202010188396 A CN 202010188396A CN 111401502 A CN111401502 A CN 111401502A
- Authority
- CN
- China
- Prior art keywords
- layer
- top side
- rfid
- synthetic paper
- bottom layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000012528 membrane Substances 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 16
- 238000002955 isolation Methods 0.000 claims abstract description 10
- 230000004888 barrier function Effects 0.000 claims abstract description 6
- 238000004078 waterproofing Methods 0.000 claims abstract description 3
- 239000010410 layer Substances 0.000 claims description 74
- 239000012790 adhesive layer Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000004575 stone Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/0772—Physical layout of the record carrier
- G06K19/07722—Physical layout of the record carrier the record carrier being multilayered, e.g. laminated sheets
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07758—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card arrangements for adhering the record carrier to further objects or living beings, functioning as an identification tag
- G06K19/0776—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card arrangements for adhering the record carrier to further objects or living beings, functioning as an identification tag the adhering arrangement being a layer of adhesive, so that the record carrier can function as a sticker
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07771—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card the record carrier comprising means for minimising adverse effects on the data communication capability of the record carrier, e.g. minimising Eddy currents induced in a proximate metal or otherwise electromagnetically interfering object
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electromagnetism (AREA)
- Adornments (AREA)
Abstract
The invention provides an RFID-based jewelry tag. The RFID-based jewelry label includes a waterproof film base layer; a synthetic paper bottom layer mounted on a top side of the waterproof membrane bottom layer; the chip layer is arranged on the top side of the synthetic paper bottom layer, and the ultrahigh frequency radio frequency inlay is arranged on the chip layer; a metal isolation layer mounted on a top side of the chip layer; a top layer of synthetic paper mounted on a top side of the metal barrier layer; a top side of the waterproof membrane fitted with a top side of a top layer of synthetic paper; a transparent clamping plate rotatably mounted on a top side of the waterproofing membrane. The jewelry label based on the RFID provided by the invention has the advantages of convenience in operation, strong practicability, high classification efficiency and high safety.
Description
Technical Field
The invention relates to the technical field of tags, in particular to a jewelry tag based on RFID.
Background
The RFID is a non-contact automatic identification technology, which automatically identifies a target object and obtains related data through a radio frequency signal, does not need manual intervention in identification work, and can work in various severe environments. The RFID technology can identify high-speed moving objects and can identify a plurality of electronic tags at the same time, the operation is fast and convenient, and the RFID technology is frequently used in supermarkets, but most of the existing tags are paper tags, can only record information such as jewelry names and prices, cannot count jewelry sales information, cannot play a role in shop theft prevention and other data acquisition, and jewelry shops need to additionally adopt other management and alarm systems, so that the waste of manpower and material resources is caused; for future application expansion, the common jewelry label also has great limitation.
Therefore, there is a need to provide a new RFID-based jewelry tag that solves the above technical problems.
Disclosure of Invention
The invention aims to provide the jewelry label based on the RFID, which is convenient to operate and high in practicability.
In order to solve the above technical problems, the present invention provides an RFID-based jewelry tag comprising:
a waterproof film bottom layer;
a synthetic paper bottom layer mounted on a top side of the waterproof membrane bottom layer;
the chip layer is arranged on the top side of the synthetic paper bottom layer, and the ultrahigh frequency radio frequency inlay is arranged on the chip layer;
a metal isolation layer mounted on a top side of the chip layer;
a top layer of synthetic paper mounted on a top side of the metal barrier layer;
a top side of the waterproof membrane fitted with a top side of a top layer of synthetic paper;
a transparent clamping plate rotatably mounted on a top side of the waterproofing membrane.
Preferably, the fixed plate is fixedly mounted on two sides of the transparent clamping plate, a groove is formed in one side, away from the transparent clamping plate, of the fixed plate, a pressing block is slidably mounted in the groove, a spring is mounted in the groove, one end of the spring is fixedly connected with the inner wall of the groove, and the other end of the spring is fixedly connected with one side of the pressing block.
Preferably, one side of the pressing block, which is far away from the transparent clamping plate, extends out of the groove, a first clamping block is fixedly mounted at the bottom side of the pressing block, two second clamping blocks are symmetrically mounted at the top side of the waterproof membrane, and the first clamping blocks are matched with the corresponding second clamping blocks.
Preferably, a paper label is arranged between the residual transparent clamping plates on the top side of the waterproof film.
Preferably, the top side of the waterproof membrane is provided with a through hole, and the through hole penetrates through the waterproof membrane bottom layer, the synthetic paper bottom layer, the chip layer, the metal isolation layer, the synthetic paper top layer and the waterproof membrane top layer.
Preferably, an adhesive layer is arranged on the bottom layer of the waterproof membrane.
Preferably, two lower buckles are symmetrically installed on the waterproof film bottom layer, a mounting seat is arranged on one side of the waterproof film bottom layer, two lower buckles are fixedly installed on one side, close to the lower buckles, of the mounting seat, and the upper buckle and the corresponding lower buckle are clamped mutually.
Preferably, one side of the mounting seat is fixedly provided with a lower chuck, the top side of the lower chuck is fixedly provided with a limiting rod, the top side of the lower chuck is rotatably provided with a screw rod, the screw rod is sleeved with an upper chuck in a threaded manner, and the top side of the screw rod is fixedly provided with a handle.
Preferably, the top end of the limiting rod is fixedly provided with a limiting block.
Compared with the related art, the RFID-based jewelry label provided by the invention has the following beneficial effects:
the invention provides a jewelry label based on RFID, which can rapidly scan and acquire the related information of jewelry in a non-contact way by arranging an ultrahigh frequency radio frequency inlay, such as product code, name, weight of stone, certificate number, price, manufacturer, sale condition, real-time position and other information, is convenient for a shop to check, classify and put in storage for jewelry, ensures information safety by encryption, protects manufacturer information and can prevent the jewelry from being stolen; the metal isolation layer can shield the interference of the outside to the ultrahigh frequency radio frequency inlay, and the stable work of the ultrahigh frequency radio frequency inlay is ensured; paper labels can be placed through the transparent clamping plates, so that customers can conveniently check related information; the label is convenient to fix by arranging the sticking layer; through setting up down buckle, last buckle, mount pad, be convenient for install chuck and lower chuck, when inconvenient pasting, can fix the label with chuck centre gripping down with last chuck.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of an RFID-based jewelry tag provided in the present invention;
FIG. 2 is a schematic top view of the structure of FIG. 1;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is a schematic diagram of a second embodiment of an RFID-based jewelry tag provided with the present invention;
reference numbers in the figures: 1. a waterproof film bottom layer; 2. a synthetic paper bottom layer; 3. a chip layer; 4. a metal isolation layer; 5. a top layer of synthetic paper; 6. a waterproof film top layer; 7. a transparent splint; 8. a fixing plate; 9. a groove; 10. a pressing block; 11. a spring; 12. a first clamping block; 13. a second fixture block; 14. a through hole; 15. a bonding layer; 16. a lower buckle; 17. a lower buckle; 18. a mounting seat; 19. A lower chuck; 20. a limiting rod; 21. a screw rod; 22. an upper chuck; 23. a handle; 24. and a limiting block.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
The first embodiment:
referring to fig. 1-3 in combination, in a first embodiment of the present invention, an RFID-based jewelry tag comprises: a waterproof film bottom layer 1;
a synthetic paper bottom layer 2, wherein the synthetic paper bottom layer 2 is arranged on the top side of the waterproof membrane bottom layer 1;
the chip layer 3 is arranged on the top side of the synthetic paper bottom layer 2, and the ultrahigh frequency radio frequency inlay is arranged on the chip layer 3;
a metal barrier layer 4, said metal barrier layer 4 being mounted on the top side of the chip layer 3;
a top layer of synthetic paper 5, said top side of synthetic paper 5 being mounted on the top side of the metal barrier layer 4;
a waterproof membrane top layer 6, the top side of the waterproof membrane top side 6 being fitted with the top side of the synthetic paper top layer 5;
a transparent clamping plate 7, wherein the transparent clamping plate 7 is rotatably arranged on the top side of the waterproof membrane top side 6.
The equal fixed mounting in both sides of transparent splint 7 has fixed plate 8, and recess 9 has been seted up to one side that transparent splint 7 was kept away from to fixed plate 8, and slidable mounting has according to briquetting 10 in the recess 9, installs spring 11 in the recess 10, and spring 11's one end and recess 9's inner wall fixed connection, spring 11's the other end and the one side fixed connection who presses briquetting 10.
One side of the pressing block 10, which is far away from the transparent clamping plate 7, extends out of the groove 9, a first clamping block 12 is fixedly mounted at the bottom side of the pressing block 10, two second clamping blocks 13 are symmetrically mounted at the top side of the waterproof film top side 6, and the first clamping blocks 12 are matched with the corresponding second clamping blocks 13.
And paper labels are arranged among the transparent clamping plates 7 on the top side 6 of the waterproof membrane.
The waterproof film is characterized in that a through hole 14 is formed in the top side 6 of the waterproof film, and the through hole 14 penetrates through the waterproof film bottom layer 1, the synthetic paper bottom layer 2, the chip layer 3, the metal isolation layer 4, the synthetic paper top layer 5 and the waterproof film top layer 6.
The RFID-based jewelry label provided by the invention has the following beneficial effects:
the invention provides a jewelry label based on RFID, which can rapidly scan and acquire the related information of jewelry in a non-contact way by arranging an ultrahigh frequency radio frequency inlay, such as product code, name, weight of stone, certificate number, price, manufacturer, sale condition, real-time position and other information, is convenient for a shop to check, classify and put in storage for jewelry, ensures information safety by encryption, protects manufacturer information and can prevent the jewelry from being stolen; the metal isolation layer 4 can shield the interference of the outside to the ultrahigh frequency radio frequency inlay, and the stable work of the ultrahigh frequency radio frequency inlay is ensured; the paper label can be placed through the transparent clamping plate 7, so that the customer can conveniently check related information.
Second embodiment:
based on the RFID-based jewelry tag provided in the first embodiment of the present application, a second embodiment of the present application proposes another RFID-based jewelry tag. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
The second embodiment of the present invention will be further described with reference to the drawings and the following description.
Referring to fig. 4, the present embodiment is different from the first embodiment in that an adhesive layer 15 is mounted on the waterproof film base layer 1.
Two lower buckles 16 are symmetrically arranged on the waterproof film bottom layer 1, a mounting seat 18 is arranged on one side of the waterproof film bottom layer 1, two lower buckles 17 are fixedly arranged on one side, close to the lower buckles 16, of the mounting seat 18, and the upper buckle 16 is clamped with the corresponding lower buckle 17.
A lower chuck 19 is fixedly mounted on one side of the mounting seat 18, a limiting rod 20 is fixedly mounted on the top side of the lower chuck 19, a screw rod 21 is rotatably mounted on the top side of the lower chuck 19, an upper chuck 22 is sleeved on the screw rod 21 in a threaded manner, and a handle 23 is fixedly mounted on the top side of the screw rod 21.
The top end of the limiting rod 20 is fixedly provided with a limiting block 24.
The label is convenient to fix by arranging the adhesive layer 15; the upper clamping head 22 and the lower clamping head 19 are convenient to mount by arranging the lower clamping head 16, the upper clamping head 17 and the mounting seat 18, and when the label is inconvenient to paste, the label can be fixed by clamping the upper clamping head 22 and the lower clamping head 19.
The working principle of the jewelry label based on the RFID provided by the invention is as follows: by arranging the ultrahigh frequency radio frequency inlay, the related information of the jewelry can be rapidly scanned and obtained in a non-contact way, such as product codes, names, stone weights, certificate numbers, prices, manufacturers, sales conditions, real-time positions and the like, the jewelry can be conveniently checked, classified and put in storage in a shop, the information safety is ensured by encryption, the manufacturer information is protected, and the jewelry can be prevented from being stolen; the metal isolation layer 4 can shield the interference of the outside to the ultrahigh frequency radio frequency inlay, and the stable work of the ultrahigh frequency radio frequency inlay is ensured; the paper label can be placed through the transparent clamping plate 7, so that a customer can conveniently check related information, the two pressing blocks 10 are pressed in the direction of approaching each other, when the first clamping block 12 and the second clamping block are separated, the transparent clamping plate 7 can be opened, the paper label is placed in the paper label, the transparent clamping plate 7 is covered, and the first clamping block 12 and the second clamping block 13 are clamped under the action of the spring 11; the label is convenient to fix by arranging the adhesive layer 15; through setting up buckle 16 down, last buckle 17, mount pad 18, be convenient for install chuck 22 and lower chuck 19, when inconvenient pasting, can use chuck 22 and lower chuck 19 to carry out the centre gripping and fix the label, rotate handle 23, handle 23 drives lead screw 21 and rotates, goes up chuck 22 and moves down, realizes the clamping effect.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. An RFID-based jewelry tag, comprising:
a waterproof film bottom layer;
a synthetic paper bottom layer mounted on a top side of the waterproof membrane bottom layer;
the chip layer is arranged on the top side of the synthetic paper bottom layer, and the ultrahigh frequency radio frequency inlay is arranged on the chip layer;
a metal isolation layer mounted on a top side of the chip layer;
a top layer of synthetic paper mounted on a top side of the metal barrier layer;
a top side of the waterproof membrane fitted with a top side of a top layer of synthetic paper;
a transparent clamping plate rotatably mounted on a top side of the waterproofing membrane.
2. The RFID-based jewelry label according to claim 1, wherein fixing plates are fixedly mounted on both sides of the transparent clamping plate, a groove is formed in one side of each fixing plate, which is far away from the transparent clamping plate, a pressing block is slidably mounted in the groove, a spring is mounted in the groove, one end of the spring is fixedly connected with the inner wall of the groove, and the other end of the spring is fixedly connected with one side of the pressing block.
3. The RFID-based jewelry label according to claim 2, wherein one side of the pressing block far away from the transparent clamping plate extends out of the groove, a first clamping block is fixedly installed on the bottom side of the pressing block, two second clamping blocks are symmetrically installed on the top side of the waterproof film, and the first clamping block is matched with the corresponding second clamping block.
4. The RFID-based jewelry label according to claim 1, wherein a paper label is provided between the waterproof membrane top side remaining transparent clamping plates.
5. The RFID-based jewelry label according to claim 1, wherein the waterproof film has a through hole formed on a top side thereof, the through hole penetrating the waterproof film bottom layer, the synthetic paper bottom layer, the chip layer, the metal isolation layer, the synthetic paper top layer and the waterproof film top layer.
6. The RFID-based jewelry label of claim 1, wherein the waterproof membrane bottom layer has an adhesive layer mounted thereon.
7. The RFID-based jewelry label according to claim 1, wherein two lower buckles are symmetrically installed on the waterproof film bottom layer, a mounting seat is arranged on one side of the waterproof film bottom layer, two lower buckles are fixedly installed on one side of the mounting seat close to the lower buckles, and the upper buckle is clamped with the corresponding lower buckle.
8. The RFID-based jewelry label according to claim 7, wherein a lower chuck is fixedly mounted on one side of the mounting seat, a limiting rod is fixedly mounted on the top side of the lower chuck, a lead screw is rotatably mounted on the top side of the lower chuck, an upper chuck is sleeved on the lead screw in a threaded manner, and a handle is fixedly mounted on the top side of the lead screw.
9. The RFID-based jewelry tag of claim 8, wherein a stopper is fixedly mounted at the top end of the stopper rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010188396.2A CN111401502A (en) | 2020-03-17 | 2020-03-17 | Jewelry label based on RFID |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010188396.2A CN111401502A (en) | 2020-03-17 | 2020-03-17 | Jewelry label based on RFID |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111401502A true CN111401502A (en) | 2020-07-10 |
Family
ID=71432569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010188396.2A Pending CN111401502A (en) | 2020-03-17 | 2020-03-17 | Jewelry label based on RFID |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111401502A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112465100A (en) * | 2020-12-09 | 2021-03-09 | 朱海涛 | Electronic label |
| CN112488275A (en) * | 2020-12-09 | 2021-03-12 | 朱海涛 | RFID electronic tag |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0625882U (en) * | 1991-05-31 | 1994-04-08 | マルシン工業株式会社 | Panel stay |
| US5331758A (en) * | 1991-07-10 | 1994-07-26 | Romick Jerome M | Single piece transparent label holder |
| DE19744785A1 (en) * | 1996-10-24 | 1999-04-15 | Gerhard Westermann | Display cassette for interchangeable information medium |
| JP2001188471A (en) * | 1999-12-28 | 2001-07-10 | Toppan Forms Co Ltd | Name card case with ic module member and visitor management method using the name card case |
| CN205665957U (en) * | 2016-05-30 | 2016-10-26 | 吉林省林木种苗管理站 | Tree seed garden is with qr code label tablet mount |
| CN205992237U (en) * | 2016-05-24 | 2017-03-01 | 珠海市中世发印刷有限公司 | A kind of jewelry label based on RFID |
| CN208873401U (en) * | 2018-08-22 | 2019-05-17 | 山东兄弟商业设施有限公司 | A kind of papery price tag of angle adjustable |
| CN209674395U (en) * | 2019-01-24 | 2019-11-22 | 上海综成物流设备有限公司 | A kind of buckle-type electronic tag |
| CN110652456A (en) * | 2019-11-04 | 2020-01-07 | 杭州喜达医疗科技有限公司 | Nasal feeding device capable of adjusting hanging height of nutrition bag |
-
2020
- 2020-03-17 CN CN202010188396.2A patent/CN111401502A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0625882U (en) * | 1991-05-31 | 1994-04-08 | マルシン工業株式会社 | Panel stay |
| US5331758A (en) * | 1991-07-10 | 1994-07-26 | Romick Jerome M | Single piece transparent label holder |
| DE19744785A1 (en) * | 1996-10-24 | 1999-04-15 | Gerhard Westermann | Display cassette for interchangeable information medium |
| JP2001188471A (en) * | 1999-12-28 | 2001-07-10 | Toppan Forms Co Ltd | Name card case with ic module member and visitor management method using the name card case |
| CN205992237U (en) * | 2016-05-24 | 2017-03-01 | 珠海市中世发印刷有限公司 | A kind of jewelry label based on RFID |
| CN205665957U (en) * | 2016-05-30 | 2016-10-26 | 吉林省林木种苗管理站 | Tree seed garden is with qr code label tablet mount |
| CN208873401U (en) * | 2018-08-22 | 2019-05-17 | 山东兄弟商业设施有限公司 | A kind of papery price tag of angle adjustable |
| CN209674395U (en) * | 2019-01-24 | 2019-11-22 | 上海综成物流设备有限公司 | A kind of buckle-type electronic tag |
| CN110652456A (en) * | 2019-11-04 | 2020-01-07 | 杭州喜达医疗科技有限公司 | Nasal feeding device capable of adjusting hanging height of nutrition bag |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112465100A (en) * | 2020-12-09 | 2021-03-09 | 朱海涛 | Electronic label |
| CN112488275A (en) * | 2020-12-09 | 2021-03-12 | 朱海涛 | RFID electronic tag |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200710 |
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| RJ01 | Rejection of invention patent application after publication |